docs: def _add_outcome_provenance(self, association, outcome):
          """
          :param association: str association curie
          :param outcome: dict (json)
          :return: None
          """
          provenance = Provenance(self.graph)
          base = self.curie_map.get_base()
  
          provenance.add_agent_to_graph(base, 'Monarch Initiative')
          self.graph.addTriple(association, self.globaltt['asserted_by'], base)